McDonald’s 2026 Shamrock Shake release date has not been officially announced yet, but the best current info points to mid‑February 2026 , very likely around February 17, 2026 in the U.S.

Quick Scoop

  • A January 2026 Shamrock Shake article reports it is “due to arrive on Tuesday, February 17,” starting “Shamrock Shake Season” a month before St. Patrick’s Day.
  • Recent years have seen U.S. launch dates of early–mid February: February 5 in 2024 and February 10 in 2025.
  • McDonald’s official FAQ only says it appears once a year “usually in March,” but in practice the last few years have skewed earlier into February.

So for “when do shamrock shakes come out 2026,” the latest news and trend together suggest:

Expect Shamrock Shakes to hit U.S. locations in mid‑February 2026, very likely around February 17 , and to stick around through St. Patrick’s Day season.

Because dates can shift by market and individual franchise, the safest move is to:

  1. Check the McDonald’s app and the “limited time” section in early February.
  1. Watch food news and fast‑food blogs the first half of February for confirmation.

Forum / trending angle:
In recent years, fans on Reddit and other forums start asking “Shamrock shakes back yet?” in early February, often getting answers from employees a few days before the official promo hits, which lines up with the mid‑February timing above.

Information gathered from public forums or data available on the internet and portrayed here.